This study tries to set a framework for landscape design that is to comply with human perceptive processes. The subject is focused on formal landscape features and it studies the criteria relevant to their evaluation. It sets a framework in redesigning environment according to the perception process and upon the criteria of formal evaluation.The approach of this article presents a methodology to assess the perceptual environment. It uses substantial analysis which presents a framework to evaluate subjective qualities related to perception in urban design. By taking the renowned Gestalt theory and Gibson’s findings into account, this study intend to describe the influence of perspective on observers’ spatial perception. Based on further examinations of such diversified aspects as motion or vision angles, the authors attempt the proposition of a comprehensive method for future formal aesthetic landscape analyses.By additionally scrutinizing the historic Noghan Bazaar in Mashhad, readers shall be given an example as to how people’s perception and conduct can be directly influenced by the organized layout of formal landscape features. The outcomes of this article, would be some strategies for organizing perceptual- formal features of environment. This research on the following topics has reviewed readings on: (a) theoretical approach to perception (b) definitions of different parts in this procedure (c) important factors in perception.This overall strategic approach is supposed to assist researchers and professionals in their design work by equipping them with a psychologically approved tool applicable to future landscape assessment procedures

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